Leading a sedentary lifestyle may make us genetically old before our time, a
study suggests, according to BBC News Online.
A study of twins found those who were physically active during their
leisure time appeared biologically younger than their sedentary peers.
The researchers found key pieces of DNA called telomeres shortened more
quickly in inactive people. It is thought that could signify faster cellular
The King’s College London study appears in Archives Of Internal
The latest research suggests inactivity not only makes people more
vulnerable to disease, but may actually speed up the aging process itself.
Writing in the journal, the researchers said: “This conclusion provides a
powerful message that could be used ... to promote the potential anti-aging
effect of regular exercise.”